How many employees work at iO Belgium?

iO Belgium NV has approximately 2,656 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. iO Belgium’s total headcount has declined 3.3% from 2,747 employees in 2023 to 2,656 in 2026.

Data source: Revelio LabsCoverage: Global workforce, 20232026Published August 2026

Is iO Belgium hiring right now?

Yes, iO Belgium is actively hiring. iO Belgium had 82 active job postings in 2026, a 44.8% increase from 2025 see job openings & hiring trends.

About iO Belgium’s Workforce

iO Belgium NV is a Marketing and Advertising Services company that employs 2,656 people worldwide as of March 2026. It is the 8th-largest by headcount among its peers. Founded in 2003, the company is headquartered in Herentals, Belgium.

iO Belgium's workforce has declined 3.3% from 2023 to 2026. It fell to a low of 2,501 in 2024 Q4 before recovering. Its workforce is concentrated most in Western Europe (38.3%), followed by Southern Europe (31.4%) and Northern Europe (5.6%).

iO Belgium's functional groups are Finance and Operations (42.7%), Engineering (33.9%), and Sales and Marketing (23.4%), with Finance and Operations growing fastest (up 4.1%). The average salary is $53,281, ranging from a median of $72,000 in North America to $25,000 in South America, up 1.8% year over year in 2026.

iO Belgium's active job postings rose 44.8% in 2026 to 82, with new postings per month cooling from 73 in 2023 to 31 in 2026. Overall employee sentiment is neutral but improving.

Sourced from Revelio Labs workforce data.

Headquarters
Herentals, Belgium
Founded
2003
Industry
Marketing and Advertising Services
Employees
2,656
YoY
+0.0% (+145)

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iO Belgium Annual Employee Count (2023-2026)

Interactive chart of iO Belgium annual worldwide employee count from 2023 to 2026.
  • iO Belgium had 2,656 employees in 2026, a 0% no change (+145) from 2025.
  • iO Belgium had 2,634 employees in 2025, a 0.2% decline (+133) from 2024.
  • iO Belgium had 2,501 employees in 2024, a 2.2% decline (-141) from 2023.
  • iO Belgium had 2,642 employees in 2023, a 1.2% decline (-162) from 2022.

iO Belgium's total workforce has grown from 2,501 employees in 2024 to 2,656 in 2026. iO Belgium's headcount peaked at 2,747 in 2023 before declining in 2024 and recovering through 2025 and 2026.

iO Belgium NV quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q12,656+145+0.0%
2025Q42,634+133-0.2%
2025Q32,585+63-0.9%
2025Q22,533-30-1.5%
2025Q12,511-96-1.5%
2024Q42,501-141-2.2%
2024Q32,522-183-2.3%
2024Q22,563-184-2.0%
2024Q12,607-189-2.0%
2023Q42,642-162-1.2%
2023Q32,705-123-0.5%
2023Q22,747-63+0.2%

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iO Belgium Employee Count by Region (2026)

Western Europe accounts for the largest share of iO Belgium's global workforce with approximately 38% of total employees, followed by Southern Europe and Northern Europe.

iO Belgium employees by region

RegionEmployees% of Total
Western Europe1,00938.3%
Southern Europe82731.4%
Northern Europe1485.6%
North America1224.6%
South America1194.5%
Eastern Europe973.7%
Central America and the Caribbean963.6%
South Asia953.6%
Southeast Asia391.5%
Sub-Saharan Africa230.9%

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iO Belgium Employee Count by Department (2026)

iO Belgium's employee groups are Finance and Operations (42.7%), Engineering (33.9%), and Sales and Marketing (23.4%).

iO Belgium employees by department

DepartmentEmployees% of Total
Finance and Operations1,00242.7%
Engineering79633.9%
Sales and Marketing54823.4%

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iO Belgium Employee Salary by Region (2026)

iO Belgium's average employee salary is $53,281 globally. Employees in North America receive the highest compensation, with median pay approximately 1.4x the global average. Pay is lowest in South America, at a median of $25,000.

iO Belgium median employee salary by region (USD)

RegionMedian Salary
North America$72,000
Western Europe$64,000
Northern Europe$63,000
Pacific Islands$63,000
East Asia$37,000
Southern Europe$33,000
Arab States$25,000
South America$25,000
Eastern Europe$25,000
Central America and the Caribbean$18,000
Central and Western Asia$16,000
North Africa$14,000
Sub-Saharan Africa$12,000
Southeast Asia$11,000
South Asia$8,000

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iO Belgium Job Openings and Hiring Trends (2023-2026)

Interactive chart of iO Belgium annual active job postings from 2023 to 2026.
  • iO Belgium had 82 active job postings in 2026, a 44.8% increase (+19) from 2025.
  • iO Belgium had 63 active job postings in 2025, a 11.9% decline (-8) from 2024.
  • iO Belgium had 71 active job postings in 2024, a 51.3% increase (+29) from 2023.
  • iO Belgium had 42 active job postings in 2023, a 118.4% decline from 2022.
  • Hiring velocity in 2026: 31 new roles/month, down from 37 in 2025 and 73 in 2024.

iO Belgium's active job postings rose 44.8% in 2026 to 82, with new postings per month cooling from 73 in 2023 to 31 in 2026.

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iO Belgium Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across iO Belgium's workforce based on public professional data. Overall sentiment is neutral and has improved year over year in 2026.

Overall

NegativePositive

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Frequently Asked Questions About iO Belgium

How fast is iO Belgium growing?
In 2026, iO Belgium's headcount grew 0.0% to 2,656 employees, up from 2,511 in 2025.
See the full headcount history
Where are iO Belgium employees located?
Most iO Belgium employees are based in Western Europe (38.3% of headcount), followed by Southern Europe and Northern Europe.
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What is the average salary at iO Belgium?
The average employee salary at iO Belgium is approximately $53.3k per year.
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How many new job postings does iO Belgium open per year?
In Q1 2026, iO Belgium opened 93 new job postings. In 2025, iO Belgium opened 438 new job postings — about 37 per month.
Track hiring trends by role
When was iO Belgium founded and where is it headquartered?
iO Belgium was founded in 2003 and is headquartered in Herentals, Belgium.
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